| Answer | Crossword Clue |
|---|---|
| ASB | Fireproofing substance: Abbr. |
| ASB | Fireproofing: Abbr. |
| ASB | Old fireproofing material (abbr.) |
| TRIT | Powdered substance: Abbr. |
| ELEM | Chemical substance: Abbr. |
| FDA | Substance checker: Abbr. |
| ELEM | Basic substance: Abbr. |
| COMP | Chemical substance. Abbr. |
| DNA | Genetic substance: Abbr. |
| THC | Marijuana's active substance: Abbr. |
| PED | Illegal substance for an athlete: Abbr. |
| ACTH | Substance extracted from the pituitary gland (abbr.) |
